/**-----------------------------------------------------------------------------------------
* Copyright © 2026 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { EventEmitter, NgZone, OnDestroy, OnInit } from '@angular/core';
import { PivotGridDataService } from './pivotgrid-data.service';
import { DataState, PivotGridAxis } from '@progress/kendo-pivotgrid-common';
import { PivotGridState } from '../models/configurator-settings';
import { ExpandChangeEvent } from '../models/expanded-change-event';
import { ConfigurationChangeEvent } from '../models/configuration-change-event';
import { PivotDataRowItem } from '../models/data-row-item';
import { FilterDescriptor, SortDescriptor } from '@progress/kendo-data-query';
import * as i0 from "@angular/core";
/**
 * @hidden
 * A directive which binds the PivotGrid to an array of objects.
 */
export declare abstract class PivotBaseBindingDirective implements OnInit, OnDestroy {
    protected dataService: PivotGridDataService;
    private zone;
    protected abstract loadData(state: PivotGridState): void;
    protected abstract loadFields(): void;
    abstract fetchChildren(state: any, fields: any): Promise<any>;
    abstract type: 'local' | 'olap';
    /**
     * Defines the column axes configuration of the PivotGrid.
     */
    columnAxes: PivotGridAxis[];
    /**
     * Defines the row axes configuration of the PivotGrid.
     */
    rowAxes: PivotGridAxis[];
    /**
     * Defines the measure axes configuration of the PivotGrid.
     */
    measureAxes: PivotGridAxis[];
    /**
     * Sets the initial sorted state of the PivotGrid.
     */
    sort: SortDescriptor[];
    /**
     * Sets the initial filtered state of the PivotGrid.
     */
    filter: FilterDescriptor[];
    /**
     * Fires each time a row or column header gets expanded or collapsed by the user.
     *
     * The event is preventable. If you prevent the event, the PivotGrid will not rerender with the new state that results from the user interaction.
     */
    expandChange: EventEmitter<ExpandChangeEvent>;
    /**
     * Fires when the Configurator **Apply** button is pressed.
     *
     * The event is preventable. If you prevent the event, the PivotGrid will not rerender with the new state that results from the configuration changes.
     */
    configurationChange: EventEmitter<ConfigurationChangeEvent>;
    /**
     * Fires each time new data is loaded and transformed to show aggregated values.
     *
     * The event fires upon initialization and on user interaction that changes the state of the PivotGrid.
     */
    dataLoaded: EventEmitter<PivotDataRowItem[]>;
    protected dataState: DataState;
    protected configuratorFields: any;
    private subs;
    constructor(dataService: PivotGridDataService, zone: NgZone);
    ngOnInit(): void;
    ngOnDestroy(): void;
    protected updateDataServiceFields(): void;
    protected updateConfiguratorFields(): void;
    private updateHeaders;
    static ɵfac: i0.ɵɵFactoryDeclaration<PivotBaseBindingDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<PivotBaseBindingDirective, "kendo-base-binding-directive", never, { "columnAxes": { "alias": "columnAxes"; "required": false; }; "rowAxes": { "alias": "rowAxes"; "required": false; }; "measureAxes": { "alias": "measureAxes"; "required": false; }; "sort": { "alias": "sort"; "required": false; }; "filter": { "alias": "filter"; "required": false; }; }, { "expandChange": "expandChange"; "configurationChange": "configurationChange"; "dataLoaded": "dataLoaded"; }, never, never, true, never>;
}